wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "OnOpeningURL"))) {
PyObject* ro;
- ro = wxPyCBH_callCallbackObj(m_myInst, Py_BuildValue("(iO)", type, wx2PyString(url)));
+ PyObject* s = wx2PyString(url);
+ ro = wxPyCBH_callCallbackObj(m_myInst, Py_BuildValue("(iO)", type, s));
+ Py_DECREF(s);
if (PyString_Check(ro)
#if PYTHON_API_VERSION >= 1009
|| PyUnicode_Check(ro)